How to Convert HEIC to AVIF on macOS

Steps
- Download Kompressor on the Mac App Store for free
- Open the Kompressor app
- Drag and drop your HEIC image(s) into Kompressor
- Select AVIF as your output format
- Adjust compression settings as needed
- Click on the ▷ (play) button to convert your HEIC image(s) offline
- Broader compatibility (more widespread browser support than HEIC)
- Open-source format without licensing restrictions (unlike HEIC)
- Superior compression efficiency using newer AV1 codec technology
- Potentially smaller file sizes in many scenarios
- Better parallelization capabilities for faster encoding/decoding
- Support for both lossy and lossless compression
- Alpha channel transparency support
- High bit depth support (up to 12-bit)
- HDR (High Dynamic Range) image support